diff options
Diffstat (limited to 'lib/CodeGen/RegisterCoalescer.cpp')
| -rw-r--r-- | lib/CodeGen/RegisterCoalescer.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/RegisterCoalescer.cpp b/lib/CodeGen/RegisterCoalescer.cpp index 07ae8a2e3a..e2488adcdc 100644 --- a/lib/CodeGen/RegisterCoalescer.cpp +++ b/lib/CodeGen/RegisterCoalescer.cpp @@ -769,7 +769,7 @@ bool RegisterCoalescer::reMaterializeTrivialDef(CoalescerPair &CP, // extract_subreg, insert_subreg, subreg_to_reg coalescing. const TargetRegisterClass *RC = TII->getRegClass(MCID, 0, TRI, *MF); if (TargetRegisterInfo::isVirtualRegister(DstReg)) { - if (MRI->getRegClass(DstReg) != RC) + if (!MRI->constrainRegClass(DstReg, RC)) return false; } else if (!RC->contains(DstReg)) return false; |